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Professional
22 KOs
0 KOs
Callum John Smith (born 23 April 1990) is a British professional boxer. He has held the World Boxing Organization (WBO) interim light-heavyweight title since February 2025. Previously, he held the World Boxing Association (WBA) (Super version) and Ring magazine super-middleweight titles from 2018 to 2020. Both of his titles were won during the World Boxing Super Series tournament, in which he won the Muhammad Ali Trophy. At regional level, he has held multiple super-middleweight championships, including the British and European titles between 2015 and 2017. As an amateur, he won a silver medal at the 2010 Commonwealth Games. He is the youngest of the Smith brothers—Paul, Stephen, and Liam—all of whom are professional boxers.
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United KingdomLiverpool, United Kingdom28 Sept 2018 – 19 Dec 2020
| Result | Date | Opponent | Method | Event |
|---|---|---|---|---|
| L | 19 Dec 2020 |  Canelo ÁlvarezSuper middleweight | UD Álvarez wins via 12-round unanimous decision (119-109, 119-109, 117-111) | Canelo Álvarez vs Callum Smith |
| W | 28 Sept 2018 | George Groves Super middleweight | KO · R7 Smith defeated Groves by 7th round knockout | George Groves vs Callum Smith |
| W | 24 Feb 2018 |  Nieky Holzken | UD Smith defeated Holzken by Unanimous Decision | Callum Smith vs Nieky Holzken |
| W | 16 Sept 2017 |  Erik Skoglund | UD Smith defeated Skoglund via Unanimous Decision (116–112, 117–110, 117–111) | Callum Smith vs Erik Skoglund |